Television – Image signal processing circuitry specific to television – Noise or undesired signal reduction
Patent
1997-05-30
1999-09-21
Peng, John K.
Television
Image signal processing circuitry specific to television
Noise or undesired signal reduction
348627, 348609, 348623, 348663, H04N 514
Patent
active
059560959
ABSTRACT:
A noise suppression apparatus suppresses noise of a luminance signal, for example, at a fringe of area of reception in a television receiver. The noise suppression apparatus includes a tuner circuit, an intermediate frequency amplification circuit, a video detection/amplification circuit, an AGC detection/amplification circuit, an RF AGC circuit, a sound/chrominance signal separation circuit, a luminance signal processing circuit and a luminance signal noise suppression circuit.
REFERENCES:
patent: 3760094 (1973-09-01), Skerlos
patent: 4081836 (1978-03-01), Skinner
patent: 4142211 (1979-02-01), Faroudja
patent: 4350995 (1982-09-01), Harlan
patent: 4351003 (1982-09-01), Harlan
patent: 4376952 (1983-03-01), Troiano
patent: 5113439 (1992-05-01), Hashimoto
patent: 5140424 (1992-08-01), Yoshimura et al.
patent: 5200824 (1993-04-01), Kageyama
patent: 5225907 (1993-07-01), Casavant et al.
patent: 5337091 (1994-08-01), Harford et al.
patent: 5369445 (1994-11-01), Harford
patent: 5446500 (1995-08-01), Harford
patent: 5457500 (1995-10-01), Harford
patent: 5512958 (1996-04-01), Rzeszewski
patent: 5526062 (1996-06-01), Harford
patent: 5623320 (1997-04-01), Rim
patent: 5715000 (1998-02-01), Inamori
patent: 5742355 (1998-04-01), De Haan et al.
patent: 5745188 (1998-04-01), Antonov
Search Report for GB 9711076 dated Jul. 22, 1997.
Adachi Hitoshi
Ando Hiroshi
Matsukura Tsuneo
Shimaoka Hiroyasu
Taketani Nobuo
Desir Jean W.
Matsushita Electric - Industrial Co., Ltd.
Peng John K.
LandOfFree
Noise suppression apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Noise suppression apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Noise suppression apparatus will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-85249